diff --git a/OpenRA.Mods.RA/CreateMPPlayers.cs b/OpenRA.Mods.RA/CreateMPPlayers.cs
index 53f2507b19..0ee321409f 100644
--- a/OpenRA.Mods.RA/CreateMPPlayers.cs
+++ b/OpenRA.Mods.RA/CreateMPPlayers.cs
@@ -69,7 +69,7 @@ namespace OpenRA.Mods.RA
 
 		static Session.Client GetClientForPlayer(Player p)
 		{
-			return Game.LobbyInfo.Clients.Single(c => c.Index == p.Index);
+			return Game.LobbyInfo.Clients.Single(c => c.Index == p.ClientIndex);
 		}
 	}
 }